Yunnan Dianhuai Science and Technology Development Co., Ltd. was registered andestablished in 2014. lt is a modern production enterprise integrating scientificresearch, technological development, manufacturing, sales, technical service andengineering installation of plastic pipes/pipe fittings. The manufacturing base of thecompany is located in Kunming Yanglin Industrial Park, which is adjacent to Shang-hai-Kunming Highway and Kunming Changshui lnternational Airport. At present,there are more than 20 professional production lines of polymer pipes such as HDPEPVC, PPR, MPP etc and relevant pipe fittings, which are widely used in various engineering fields such as municipal water supply and drainage, estate construction,farmland water supply, agricultural irrigation, electric power communication, mineventilation and water conveying, highway optical fiber communication etc.